你唯一的限制是你给自己设定的限制。

I'm not afraid of storms, for I'm learning how to sail my ship.

That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.

生物学与技术的交汇处正是未来展开的地方。

I’m a fighter. I believe in the power of positivity and hard work.

Only the dead have seen the end of war