记忆是编织民族历史的线，没有它，我们将注定重复同样的错误。
每一个发现都为成千上万的新问题打开了大门。
世界是一个美丽的地方，但它有它的荆棘。
The hardest thing to explain is the glaringly evident which everybody had decided not to see.
The question I ask myself like almost every day is, 'Am I doing the most important thing I could be doing?'