"The universe is a big place, perhaps the biggest."

Truth is the daughter of time.

Never stop learning—the moment you do, you fall behind.

"The best way to predict the future is to invent it."

自私性是一种自爱，怜悯心是一种他爱。一个人想要得到他人的爱，他自己首先应具备爱人之心。

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?