Unless the cause of peace based on law gathers behind it the force and zeal of a religion, it hardly can hope to succeed.

External conditions can, to a certain extent, reduce, but never cancel individual repsonsibility.

The most valuable thing a teacher can impart to children is not knowledge and understanding per se but a longing for knowledge and understanding, and an appreciation for intellectual values, whether they be artistic, scientific, or moral. It is the supreme art of the teacher to awaken joy in creative expression and knowledge. Most teachers waste their time by asking questions that are intended to discover what a pupil does not know, whereas the true art of questioning is to discover what the pupil does know or is capable of knowing.

Live life to the fullest. You have to color outside the lines once in a while if you want to make your life a masterpiece. Laugh some every day. Keep growing, keep dreaming, keep following your heart. The important thing is not to stop questioning.

Coincidences are God's way of staying anonymous.

How can any educated person stay away from the Greeks? I have always been far more interested in them than in science.

Curiosity is a delicate little plant that, aside from stimulation, stands mainly in need of freedom.