The wise realize that some things are within their control, and most things are not. They learn early on to distinguish between what they can and can't regulate.

It is impossible for a man to learn what he thinks he already knows.

Any person capable of angering you becomes your master.

Don't be concerned with other people's impressions of you. They are dazzled and deluded by appearances. Stick with your purpose. This alone will strengthen your will and give your life coherence.

There is only one way to happiness and that is to cease worrying about things which are beyond the power of our will.

When you are offended at any man's fault, turn to yourself and study your own failings. Then you will forget your anger.

I have to die. If it is now, well then I die now; if later, then now I will take my lunch, since the hour for lunch has arrived - and dying I will tend to later.

From this instant on, vow to stop disappointing yourself. Separate yourself from the mob. Decide to be extraordinary and do what you need to do -- now.

Keep your attention focused entirely on what is truly your own concern, and be clear that what belongs to others is their business and none of yours.

Don't explain your philosophy. Embody it.

If someone speaks badly of you, do not defend yourself against the accusations, but reply; "you obviously don't know about my other vices, otherwise you would have mentioned these as well

In examinations the foolish ask questions that the wise cannot answer.

Leaders set the agenda for the future.

Butterflies are not insects, ' Captain John Sterling said soberly. 'They are self-propelled flowers.

From my point of view, photography never got any better than it was in 1840.

One must keep working continuously; otherwise, one thinks of death.

Trust is transcendent, resolute, universal, sacred and tolerant.

When the second record came out, they started calling it The Band. I voted to call it The Crackers. I'm no fool.

People who have reformed themselves has contributed their full share towards the reformation of their neighbor.

The truth is never dangerous. Except when told.

This industry attracts more capital than it deserves.