Mathematics is the key and door to the sciences.

Measure what can be measured, and make measurable what cannot be measured.

All truths are easy to understand once they are discovered; the point is to discover them.

I have never met a man so ignorant that I couldn't learn something from him.

The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.

I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to forego their use.

The laws of nature are written by the hand of God in the language of mathematics.

Knowing thyself, that is the greatest wisdom.

To understand the Universe, you must understand the language in which it's written, the language of Mathematics.

In the sciences, the authority of thousands of opinions is not worth as much as one tiny spark of reason in an individual man.

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement 'I do not know'.

Let us not grow tired of doing good for in due time we shall reap our harvest if we do not give up. (from the Bible Galatians6:9)

They are les misérables - the outcasts, the underdogs. And who is to blame? Is it not the most fallen who have most need of charity?

We're going to continue to move forward and fight. I just think that, unfortunately, the president-elect [Donald Trump] has chosen to address every issue.

Oh roses for the flush of youth, And laurel for the perfect prime; But pluck an ivy branch for me Grown old before my time.

If there were one word that could act as a standard of conduct for one's entire life, perhaps it would be 'thoughtfulness.

The buried talent is the sunken rock on which most lives strike and founder.

You just have to be strong and don't be stupid; freedom of choice is a big responsibility.

Many times I feel different like a different person.

The money in politics is a cash cow for the media.

I have gotten where I am today only because I have persisted against all odds for a long time.