It is far more difficult to murder a phantom than a reality.
科学上的每一项伟大发现之前都有一些准备工作,往往持续多年。
Innovation is not just about technology; it's about changing the way we think and operate.
When a person realizes he has been deeply heard, his eyes moisten. I think in some real sense he is weeping for joy. It is as though he were saying, "Thank God, somebody heard me. Someone knows what it's like to be me."