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.
如果罗马人被迫先学习拉丁语,他们就永远没有时间去征服世界。
"Sometimes the hardest battles are the ones fought within ourselves."
Words are wise men's counters, they do but reckon by them; but they are the money of fools.