"The only limit to our realization of tomorrow will be our doubts of today."
谷物不僅僅是一種商品，它是文明的基礎(chǔ)。
I don't think you can ever do your best. Doing your best is a process of trying to do your best.
采礦技術(shù)的創(chuàng)新不是為了取代人，而是為了讓他們能夠更好、更安全地完成工作。
一本書就是你手中握著的夢(mèng)想。
The hard problem of consciousness is the problem of explaining how and why physical processes in the brain give rise to subjective experience.