The only limits you have are the ones you set for yourself.
看到神圣之光的最好方法是熄灭你自己的蜡烛。
"A good book is a friend that never lets you down."
谈判时,勿以抢更多的蛋糕为目标;以做一个更大的蛋糕为目标。
What we know is not much. What we do not know is immense.