The secret of change is to focus all of your energy not on fighting the old, but on building the new.
改变的秘诀在于集中你所有的精力，不是对抗旧的，而是建立新的。
我相信讲故事的力量。
Sometimes, the hardest thing in life is to know which bridge to cross and which to burn.
经验是我们给自己的错误取的名字。
解析：学习不在数量，而在精通。