Whatever you do, try your hardest not to have a billion dollars, because it's gonna ruin your life. A couple million, fine; but not a billion.

Most people think they have a software problem when they actually have a hardware problem. So, if I'm finding myself thinking more cynically, thinking more negatively, I'll just try and fix the hardware. So, it's like some kind of breathing exercise, sauna, run, exercise, eat well.

I come from Silicon Valley—and in Silicon Valley, the cynics get to be right and the optimists get to be rich.

Stop worrying so much about other people liking you. Most people don't even like themselves.

Nobody talks about the achievements of the departed; they talk about what they were like, how they made them feel, whether they were kind or funny or helpful. And so those are the qualities that we remember.

One of the roles of a good manager is to make him or herself irrelevant ... You're not a good manager if your company would collapse if you disappeared.

What's the ultimate predator? What's the ultimate predator? What's the enemy you harbor in your own heart who hates you? That's the ultimate predator.

Lift weights, do jiu-jitsu, go for runs, stretch out, eat good, stop drinking. It's pretty straightforward ... If you don't use it, you're going to lose it. Every day that you don't do work, you're going backwards, and it definitely will hurt you, and it'll show up.

Attaining something worthwhile is often going to be difficult, but just because it's difficult doesn't mean that it's worthwhile.

Hard work will let you win the game that you're playing, but it doesn't help you if you chose the wrong game.

If you can't state what information would cause you to change your mind about a particular topic, then you do not have a rational view; you have a religious ideology belief.

If you do what you did at the beginning, there would never be an end.

Most people, most of the time, don't have any idea what they're doing. Adulthood is like being pushed down a set of steps at the age of 18 and just trying to control yourself and stop yourself from falling all the way until you die.

Half the country doesn't get enough magnesium ... What happens when you're not getting enough magnesium? Well, nothing as far as you know. You look in the mirror, and you're fine ... It's insidious. It's just it's occurring a little bit each day, and as decades build up, you're not going to be repairing damage to your DNA—and DNA damage is a major major cause of oncogenic mutations. These are mutations that lead to cancer...

Regardless of who you are, I think you need to implement some type of physical activity for an hour and a half a day.

Exercise, and particularly vigorous exercise, is one of the best ways that you can get a cognitive enhancement ... It's just undeniable that getting your heart rate up, getting your heart rate up and blood flow up and sweating, is going to make you smarter and feel better. It's going to make you both.

And they gave older adults, so these were people that were 65 and older... And the evidence was clear that just giving them a multivitamin improved cognition, and it slowed braid aging. It was estimated to slow brain aging by about 2 years.

I genuinely think, for women, the second you start posting pictures of your ass, mostly, you know, or huge cleavage pics, whatever it is, on Instagram, pictures of you and a nice covering dress will never perform as well as they did when you're posting your ass or tits.

If you eat protein or fat 10 to 30 minutes before carbohydrates, it can very much blunt and slow the postprandial glucose response.

There are studies showing that if you don't get enough sleep, you can have a higher all-cause mortality than someone who gets enough sleep—unless you're physically active. Physical activity blunts some of those negative effects of not getting enough sleep. So, you're tired, you should go get at it.