As plants are suffocated and drowned with too much moisture, and lamps with too much oil, so is the active part of the understanding with too much study

It is humankind's duty to respect all life, not only animals have feelings but even also trees and plants

Satiety comes of too frequent repetition; and he who will not give himself leisure to be thirsty can never find the true pleasure of drinking

Nothing is so firmly believed as that which is least known

The value of life lies not in the length of days, but in the use we make of them... Whether you find satisfaction in life depends not on your tale of years, but on your will.

In nine lifetimes, you'll never know as much about your cat as your cat knows about you.