Take time to deliberate, but when the time for action has arrived, stop thinking and go in.

It is a terrible thing to see and have no vision.

Don't judge each day by the harvest you reap but by the seeds you plant.

Patience is a virtue but you will never ever accomplish anything if you don't exercise action over patience.

There is no scientific study more vital to man than the study of his own brain.

I was motivated by a desire to solve the world's most difficult problems.

A truly compassionate attitude toward others does not change even if they behave negatively or hurt you.