I can, therefore I am.

Well done is better than well said.

What you do today can improve all your tomorrows.

Never complain and never explain.

The wise does at once what the fool does at last.

The most effective way to do it, is to do it.

Do not weep do not wax indignant. Understand.

Things do not happen. Things are made to happen.

To know oneself, one should assert oneself.