The wing structure of the hornet, in relation to its weight, is not suitable for flight, but he does not know this and flies anyway.

The individual feels the vanity of human desires and aims, and the nobility and marvelous order which are revealed in nature and in the world of thought. He feels the individual destiny as an imprisonment and seeks to experience the totality of existence as a unity full of significance.

There is no greater satisfaction for a just and well-meaning person than the knowledge that he has devoted his best energies to the service of the good cause.

People like us, who believe in physics, know that the distinction between past, present, and future is only a stubbornly persistent illusion.

So would a Being, endowed with higher insight and more perfect intelligence, watching man and his doings, smile about man's illusion that he was acting according to his own free will.

The history of scientific and technical discovery teaches us that the human race is poor in independent and creative imagination.

Great spirits have always encountered violent opposition from mediocre minds.