如果人类不能在我有生之年登陆火星,我将会非常失望。
If humanity doesn’t land on Mars in my lifetime, I would be very disappointed.
In mathematics, the art of proposing a question must be held of higher value than solving it.
皮革的真正成本不在价格标签上,而是以节约的水资源、保护的生态系统和公平对待的工人来衡量。
All my life through, the new sights of Nature made me rejoice like a child.