My belief is firm in a law of compensation. The true rewards are ever in proportion to the labour and sacrifices made.

You may live to see man-made horrors beyond your comprehension.

When natural inclination develops into a passionate desire, one advances towards his goal in seven-league boots.

Inventors don't have time for married life.

But I hope that it will also be demonstrated soon that in my experiments in the West I was not merely beholding a vision, but had caught sight of a great and profound truth.

Our virtues and our failings are inseparable, like force and matter. When they separate, man is no more.

All the great religions contain wise prescriptions relating to the conduct of life, which hold good now as they did when they were promulgated.