释义：一个人如果不树立志向，就像船没有舵、马没有缰绳，只能随波逐流、任意狂奔，最终不知会飘向何方、达到什么结果，强调了立志的重要性。

"The future is not about technology for technology's sake; it's about technology for humanity's sake."

"Hope is the thing with feathers that perches in the soul."

大脑不是刺激的被动接受者，而是知觉的主动组织者

Show me a hero and I'll write you a tragedy.

医学的未来将由我们改写生命密码的能力决定。