Spiritual Love is born of sorrow. . . . For men love one another with spiritual love only when they have suffered the same sorrow together, when through long days they have ploughed the stony ground buried beneath the common yoke of a common grief. It is then that they know one another and feel one another and feel with one another in their common anguish, and so they pity one another and love one another.

Scholasticism, a concept which does not bear criticism, is a theological concept specifically designed to sustain faith in the immortality of the soul.

Science is a cemetary of dead ideas.

Sow the living part of yourselves in the furrow of life.

At times to be silent is to lie. You will win because you have enough brute force. But you will not convince. For to convince you need to persuade. And in order to persuade you would need what you lack: Reason and Right

Martyrs create faith, faith does not create martyrs.

Chemistry ought to be not for chemists alone.