"Without energy life would be extinguished instantaneously, and the cellular fabric would collapse"

"It is not possible to eat me without insisting that I sing praises of my devourer?"

"Life is life - whether in a cat, or dog or man. There is no difference there between a cat or a man. The idea of difference is a human conception for man's own advantage"

"Plunge boldly into the thick of life, and seize it where you will, it is always interesting"

"Cats and monkeys; monkeys and cats; all human life is there"

"We cannot hold a torch to light another's path without brightening our own"

"Telling a teenager the facts of life is like giving a fish a bath"

"It is a useless life that is not consecrated to a great ideal. It is like a stone wasted on the field without becoming a part of any edifice"

"Business is the salt of life"

"America is the only country that went from barbarism to decadence without civilization in between"

"Fraternity without absorption, union without fusion"