Your work will be endless, but your time is finite. You cannot limit the work so you must limit your time. Hours are the only thing you can manage.
I like to leave space for the reader's imagination to work.
挑战不仅仅是让计算机更快,而是让它们更智能。
你必须愿意失败,愿意犯错,愿意带着学到的教训重新开始。
I don't believe in luck, I believe in preparation.