From this instant on, vow to stop disappointing yourself. Separate yourself from the mob. Decide to be extraordinary and do what you need to do -- now.

It is impossible for a man to learn what he thinks he already knows.

Any person capable of angering you becomes your master.

Don't be concerned with other people's impressions of you. They are dazzled and deluded by appearances. Stick with your purpose. This alone will strengthen your will and give your life coherence.

There is only one way to happiness and that is to cease worrying about things which are beyond the power of our will.

When you are offended at any man's fault, turn to yourself and study your own failings. Then you will forget your anger.

I have to die. If it is now, well then I die now; if later, then now I will take my lunch, since the hour for lunch has arrived - and dying I will tend to later.

Keep your attention focused entirely on what is truly your own concern, and be clear that what belongs to others is their business and none of yours.

Don't explain your philosophy. Embody it.

If someone speaks badly of you, do not defend yourself against the accusations, but reply; "you obviously don't know about my other vices, otherwise you would have mentioned these as well

He is a wise man who does not grieve for the things which he has not, but rejoices for those which he has.

Anything is possible if you're true to yourself.

Intelligence is the ability to harness the powers of the surrounding world without destroying the said world

That is why it could happen anywhere, given the right ingredients: particular people in government, competing with others- or with each other- over natural and wealth-creating resources.

Life is simple. Life is complicated.

Good leadership consists of showing average people how to do the work of superior people.

It's not easy to walk out on a marriage and two young kids, and it's the most difficult thing I've ever had to do.

I like to score and drive in runs more than pay attention to batting average.

We need a very strong military to protect the freedoms we do have.

I definitely fell in love with Dracula when I was 13. I found it so fascinating and so dark and romantic.

With the search for the Higgs, we're involved with 5% of the visual universe, and now we have 95% of the invisible universe that's coming into view. That's amazing.