There is always room at the top.

If we command our wealth, we shall be rich and free. If our wealth commands us, we are poor indeed.

You can wish for things in the future to be different, but in this moment you have to accept things as they are.

To give real service, you must add something which cannot be bought or measured with money.

March on. Do not tarry. To go forward is to move toward perfection. March on, and fear not the thorns, or the sharp stones on life's path.

There is no greater agony than bearing an untold story inside you.

Never let the future disturb you. You will meet it, if you have to, with the same weapons of reason which today arm you against the present.

We travel. Some of us forever. To seek other states, other lives, other souls.

Sincerity and truth are the basis of every virtue.

Insanity is doing the same thing over and over again and expecting different results.

Character isn't something you were born with and can't change, like your fingerprints. It's something you weren't born with and must take responsibility for forming.

The greatest sin is to think yourself weak

Great things are not done by impulse, but by a series of small things brought together.

My optimism wears heavy boots and is loud.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.

The first rule is to keep an untroubled spirit. The second is to look things in the face and know them for what they are.

A painter should begin every canvas with a wash of black, because all things in nature are dark except where exposed by the light.

The time is always right to do the right thing

Question with boldness even the existence of God; because, if there be one, he must more approve of the homage of reason than that of blindfolded fear.

The secret of health for both mind and body is not to mourn for the past, nor to worry about the future, but to live the present moment wisely and earnestly.

Never tell all you know-not even to the person you know best.