我正在进步。我不完美，但我每天都在努力。

从本质上来讲，儿童的爱是单纯的，他爱，是为了获得感官印象，这种印象又给他提供了生长的养料。

Collaboration across disciplines is essential for advancing our understanding of the universe.

心是指南针，但并不总指向北方。

In scientific work, those who refuse to go beyond fact rarely get as far as fact.

To live is not to breathe， but to act.