There'll always be serendipity involved in discovery.

无人机最激动人心的应用还没有被发明出来。

应对不自由世界的唯一方式，就是让自己彻底自由，以至于你的存在本身就是一种反抗。

I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.

Time present and time past are both perhaps present in time future, and time future contained in time past.