From my grandfather's father, I learned to dispense with attendance at public schools, and to enjoy good teachers at home, and to recognize that on such things money should be eagerly spent.

The happiness of your life depends upon the quality of your thoughts.

When you arise in the morning, think of what a precious privilege it is to be alive - to breathe, to think, to enjoy, to love.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

It never ceases to amaze me: we all love ourselves more than other people, but care more about their opinions than our own.

You have power over your mind - not outside events. Realize this, and you will find strength.

The opinion of 10,000 men is of no value if none of them know anything about the subject.

If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this you have the power to revoke at any moment.

Whenever you are about to find fault with someone, ask yourself the following question: What fault of mine most nearly resembles the one I am about to criticize?

The object of life is not to be on the side of the majority, but to escape finding oneself in the ranks of the insane.

Very little is needed to make a happy life; it is all within yourself, in your way of thinking.

Measuring your limits is only possible with the unit called Imagination.

Please wait for me. Don't have all the fun now. Don't fill up on other people who aren't me. Don't ruin your appetite.

A good neighbor is a fellow who smiles at you over the back fence, but doesn't climb over it.

You don't have a conservation policy unless you have a population policy.

It is a cheering thought to think that God is on the side of the best digestion.

Anyone developing new products and new technology needs one characteristic above all else: hope.

It's cool that people like what I do, but I don't work for the audience.

Wellbeing is a notion that entails our values about the good life, and questions of values are not ultimately scientific questions.

The United States happens to be the only state in the world that has been condemned by the World Court for international terrorism.

Photography has become an outstanding and indispensable means of propaganda in the revolutionary struggle.