Exercise is the single best thing you can do for your brain in terms of mood, memory, and learning.

It turns out that moving our muscles produces proteins that travel through the bloodstream and into the brain, where they play pivotal roles in the mechanisms of our highest thought processes.

Exercise is really for the brain, not the body. It affects mood, vitality, alertness, and feelings of well-being.

If you had half an hour of exercise this morning, you're in the right frame of mind to sit still and focus on this paragraph, and your brain is far more equipped to remember it.

Even 10 minutes of activity changes your brain.

We can know ourselves only because we can remember.

There is a very fine line between loving life and being greedy for it.

A tree growing out of the ground is as wonderful today as it ever was. It does not need to adopt new and startling methods.

You can't foster a relationship with someone who is always checking your performance to make sure it's adequate enough to merit his friendship.

My despair is less despair than boredom and loneliness.

Whatever they did, the Elysians were careful never to be vehement.

I would rather go to Baghdad than go to a professional basketball game.

If there were a better, clearer, shorter way of saying what the fiction says, then why not scrap the fiction?

I always say expect the unexpected!

There is a kind of shrewdness many men have that enables them to get money. It is the shrewdness of the fox after the chicken. A low order of mentality often goes with it.

I used to ask for an easy life, now I ask to be strong.