A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between proofs and the best mathematician can notice analogies between theories.
投资的好处在于你不需要对每个扔过来的球挥棒。投资诀窍就是坐在那里看着一个个扔来的球,并且等待打到你的最佳位置的那个。