自由不过是一个变得更好的机会。
"The unsaid is often the most powerful."
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
If we don't change direction, we'll end up where we're headed.
"The joy of discovery is certainly the liveliest that the mind of man can ever feel."
真正的学者不在于知道多少，而在于热爱真理。