Certainly, only count on one's own cleverness in trivial matters, it is so far today that can't walk really.

当然，仅仅指望我自己这点小聪明，是怎么也走不到今天这么远。

youdao

Human beings have great wisdom, but meticulous calculation of losses and gains reduces it to cleverness in trivial matters.

人类有大智慧，却因为对得失斤斤计较，最后都变成了小聪明。

youdao