Not everything is immediately good to those who seek God; but everything is capable of becoming good.

That there is an evolution of one sort or another is now common ground among scientists. Whether or not that evolution is directed is another question.

The world can no more have two summits than a circumference can have two centres.

From an evolutionary point of view, man has stopped moving, if he ever did move.

This fundamental discovery that all bodies owe their origin to arrangements of single initial corpuscular type is the beacon that lights the history of the universe to our eyes. In its own way, matter obeyed from the beginning that great law of biology to which we shall have to recur time and time again, the law of "complexification."

Reach beyond your grasp. Your goals should be grand enough to get the best of you.

Love is the most universal, the most tremendous and the most mysterious of the cosmic forces.