The greatest malfunction of spirit is to believe things.

When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.

Question your priorities often, make sure God always comes first.

If you suppress laboratories, physical science will be stricken with barrenness and death.

The role of the infinitely small in nature is infinitely great.

To bring one's self to believe in a truth that has just dawned upon one is the first step towards progress; to persuade others is the second.

Fortune favors the well-prepared.