The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.

"Psychology should measure the mind by its outcomes."

我们是古老遗传遗产的临时保管者。

The things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success.

森林的真正价值不能仅用板英尺来衡量。