You need a little bit of insanity to do great things.

No one is free who has not obtained the empire of himself. No man is free who cannot command himself.

We cannot do everything at once, but we can do something at once.

People are capable, at any time in their lives, of doing what they dream of.

Identify your problems but give your power and energy to solutions

There is only one corner of the universe you can be certain of improving, and that's your own self.

Memories of our lives, of our works and our deeds will continue in others.

The unexamined life is not worth living.

Wanting to be someone else is a waste of who you are

The greatest sin is to think yourself weak

I not only use all the brains that I have, but all that I can borrow.

Some people regard discipline as a chore. For me, it is a kind of order that sets me free to fly.

I am the lizard king. I can do anything.

What I stand for is what I stand on.

If I find 10,000 ways something won't work, I haven't failed. I am not discouraged, because every wrong attempt discarded is another step forward.

I long to accomplish a great and noble task; but it is my chief duty to accomplish small tasks as if they were great and noble

How long should you try? Until.

Don't let anyone tell you what you ought to like... Some wines that some experts think are absolutely exquisite don't appeal to me at all.

My optimism wears heavy boots and is loud.

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.

Winning isn't everything but wanting to win is.