历史不是一条直线;它螺旋上升,将我们困在其循环中,直到我们直面它的幽灵。
"History is not a linear path; it spirals, trapping us in its cycles until we confront its ghosts."
"I like dogs. You always know what a dog is thinking. It has four moods. Happy, sad, cross and concentrating."
Science is about understanding the world, and engineering is about changing it.
If you don’t try to uncover what is unseen and understand its nature, you will be ill prepared to lead.
Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.