创造高效和选择性催化剂的挑战让我每天都充满动力。

The past is part of our present, and thus part of our future.

人生的伟大任务是学习主的旨意，然后遵行它。

We shall be everything to each other. Nothing else shall be of any consequence.

真正的诗人是全知的；他是一个微缩的真实世界。