You can never have a greater or a lesser dominion than that over yourself.

It is your decisions, and not your conditions, that determine your destiny.

You can’t change how people treat you or what they say about you. All you can do is change how you react to it.

Keep your eyes wide open before marriage, and half-shut afterwards.

We are our choices.

The secret of success is learning how to use pain and pleasure instead of having pain and pleasure use you. If you do that, you're in control of your life. If you don't, life controls you.

Our life does not develop as a result of chance, but as a result of causes.

I'm a writer, and I will write what I want to write.

If you haven't the strength to impose your own terms upon life, then you must accept the terms it offers you.

You will be as much value to others as you have been to yourself.

A friend is as it were a second self.

It is of particular value to learn to like yourself. Since you must spend so much time with yourself you might as well get some satisfaction out of the relationship.