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"Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad."

Investing in research today prevents crises tomorrow.

The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.

Strength does not come from physical capacity. It comes from an indomitable will.

The difference between successful people and really successful people is that really successful people say no to almost everything.

Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.

The power is in the balance: we are our injuries, as much as we are our successes.