There is no upper limit to what individuals are capable of doing with their minds. There is no age limit that bars them from beginning. There is no obstacle that cannot be overcome if they persist and believe.

Looking at these stars suddenly dwarfed my own troubles and all the gravities of terrestrial life. I thought of their unfathomable distance, and the slow inevitable drift of their movements out of the unknown past into the unknown future.

The Jews looked for a special savior, a messiah, who was to redeem mankind by the agreeable process of restoring the fabulous glories of David and Solomon, and bringing the whole world at last under the firm but benevolent Jewish heel.

We must end war before war ends us.

It is when suffering finds a voice and sets our nerves quivering that this pity comes troubling us.

The Islamic teachings have left great traditions for equitable and gentle dealings and behavior, and inspire people with nobility and tolerance. These are human teachings of the highest order and at the same time practicable. These teachings brought into existence a society in which hard-heartedness and collective oppression and injustice were the least as compared with all other societies preceding it....Islam is replete with gentleness, courtesy, and fraternity.

The study of Nature makes a man at last as remorseless as Nature.