Opposition brings concord. Out of discord comes the fairest harmony.
什么是对立的结合，也是对立的分离。
Positive emotions are not trivial luxuries, but instead may be critical necessities for optimal functioning.
挡在你和目标之间的唯一东西是你不断告诉自己为什么无法实现它的故事。
You have to say, I am the person who is going to make the difference.
I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.
The best investment you can make is in yourself.