The human being needs sadness as much as he needs joy.
The safest course is to do nothing against one's conscience.With this secret, we can enjoy life and have no fear from death.
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
Life is a great big canvas,and you should throw all the paint on it you can.