Don't complain about the snow on your neighbor's roof," said Confucius, "when your own doorstep is unclean.

You are one in seven billion—your progress is not meant for you alone.

measure my accomplishments," said Daniel W. Josselyn, "not by how tired I am at the end of the day, but how tired I am not." He said, "When I feel particularly tired at the end of the day, or when irritability proves that my nerves are tired, I know beyond question that it has been an inefficient day both as to quantity and quality.

Henceforth I ask not good fortune. I myself am good fortune.

Dismiss whatever insults your own soul; And your very flesh shall be a great poem…

I find no sweeter fat than sticks to my own bones.

The chance you had is the life you've got. You can make complaints about what people, including you, make of their lives after they have got them, and about what people make of other people's lives, ...but you mustn't wish for another life. You mustn't want to be somebody else.

We can do our best to change people, to summon them to be whom they are capable of being, but ultimately they only people we will always have the power to change will be ourselves.

True success consists not in becoming the person you dreamed of being when you were young, but in becoming the person you were meant to be, the person you are capable of being when you are at your best.

It is amazing what you can accomplish if you do not care who gets the credit.

What is true is what is true for you. No one has any right to force data on you and command you to believe it or else. If it is not true for you, it isn't true. Think your own way through things, accept what is true for you, discard the rest. There is nothing unhappier than one who tries to live in a chaos of lies.

In the end you have only you.