我不知道我要去哪里,但我正在路上。
Sustainable agriculture requires a balance between technology and ecological preservation.
教育的目的不是使年轻人在任何一门科学上都变得完美,而是要打开和培养他们的思维,使他们在将来学习任何科学时都能胜任。
There is a stubbornness about me that never can bear to be frightened at the will of others. My courage always rises at every attempt to intimidate me.