"我也遇到了一样的问题,有时会怀疑自己是不是做了很多无用功.别人可能也在嘲笑我的这种"苦力"学习方法,但是我自己知道,从来都知道,当觉得什么东西一团模糊,怎么加负都不见增长的时候,就是瓶颈了,过不过的了瓶颈且再说,遇到这瓶颈就证明自己已经在成长进步了.Go for the going ,without purpose。看..."
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