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.
历史不是过去。它是现在。我们带着我们的历史。我们就是我们的历史。
Life is like a roller coaster, live it, be happy, enjoy life.
The worth of a psychological theory is measured by its usefulness.
The world is full of magic things, patiently waiting for our senses to grow sharper.
写诗就是用文字捕捉生命的本质。
最好的数学是你第一眼看不明白的数学。