If someone betrays you once, it's their fault. If they betray you twice, it's your fault.

Never trouble another for what you can do for yourself.

We all walk in the dark and each of us must learn to turn on his or her own light.

There is nothing more difficult to take in hand, more perilous to conduct, or more uncertain in its success, than to take the lead in the induction of a new order of things.

He who blames others has a long way to go on his journey. He who blames himself is halfway there. He who blames no one has arrived.

The individual is not accountable to society for his actions, insofar as these concern the interests of no person but himself.

There is only one corner of the universe you can be certain of improving, and that’s your own self.

To a greater force, and to a better nature, you, free, are subject, and that creates the mind in you, which the heavens have not in their charge. Therefore if the present world go astray, the cause is in you, in you it is to be sought.

Each friend represents a world in us, a world possibly not born until they arrive, and it is only by this meeting that a new world is born.

A man's friendships are one of the best measures of his worth.

Love is the only force capable of transforming an enemy into a friend.

There is nothing so absurd or ridiculous that has not at some time been said by some philosopher.

All men make mistakes, but a good man yields when he knows he knows his course is wrong and repairs the evil. The only crime is pride.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

Any man can make mistakes, but only an idiot persists in his error.

You will make all kinds of mistakes; but as long as you are generous and true, and also fierce, you cannot hurt the world or even seriously distress her.

You cannot have a proud and chivalrous spirit if your conduct is mean and paltry; for whatever a man’s actions are, such must be his spirit.

At the center of your being you have the answer; you know who you are and you know what you want.

I count him braver who overcomes his desires than him who conquers his enemies; for the hardest victory is the victory over self.

Being aware of a single shortcoming within yourself is far more useful than being aware of a thousand in someone else!

Let us affirm what seems to be the truth, that, whether one is or is not, one and the others in relation to themselves and one another, all of them, in every way, are and are not, and appear to be and appear not to be.

I refuse to accept the idea that the “isness” of man’s present nature makes him morally incapable of reaching up for the “oughtness” that forever confronts him.

The individual has always had to struggle to keep from being overwhelmed by the tribe. If you try it, you will be lonely often, and sometimes frightened. But no price is too high to pay for the privilege of owning yourself.

A great man is hard on himself; a small man is hard on others.