Yesterday is but today's memory and tomorrow is today's dream.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

The difference between stupidity and genius is that genius has its limits.

In moments of great grief, that’s where you look and immerse yourself. You realise you are not immortal, you are not a god, you are part of the natural world and you come to accept that.

Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.

Think globally, act locally.

The simple things are also the most extraordinary things, and only the wise can see them.

Be frank and explicit. That is the right line to take when you wish to conceal your own mind and to confuse the minds of others.

A precedent embalms a principle.

Intelligence is the ability to adapt to change.

You have heard that it was said, 'Eye for eye, and tooth for tooth.' But I tell you, do not resist an evil person. If someone strikes you on the right cheek, turn to him the other also.

There's no sense in being precise when you don't even know what you're talking about.

The most courageous act is still to think for yourself. Aloud.

Everything excellent is as difficult as it is rare.

All differences in this world are of degree, and not of kind, because oneness is the secret of everything.

Confidence is contagious. So is lack of confidence.

A man is literally what he thinks.

Each day is a little life; every waking and rising a little birth; every fresh morning a little youth; every going to rest and sleep a little death.

I write with experiences in mind, but I don't write about them, I write out of them.

There is a wisdom of the head, and... there is a wisdom of the heart.