User needs are the driving force behind our progress.
Death has its revelations: the great sorrows which open the heart open the mind as well.
你加入这里不是为了酷,而是为了让别人酷。
"The novel is a mirror that reflects not just reality, but the hidden fractures within it."
General relativity has passed every test we’ve thrown at it, even near a supermassive black hole.