The truth is, I am not a very good person. But I am trying to be better.

释义：救助他人要在他们最危急的时候施以援手，施舍帮助要在他们最困厄的时候给予支持。

Boys, you must strive to find your own voice. Because the longer you wait to begin, the less likely you are to find it at all. Thoreau said, "Most men lead lives of quiet desperation." Don't be resigned to that. Break out.

The beauty of science lies in its ability to explain the natural world through observation and experimentation.

世界变化非常快。大不再能打败小，而是快的打败慢的。

土地是我们最伟大的老师，我们必须倾听它并向它学习。