For me they normally happen, these career crises, often, actually, on a Sunday evening, just as the sun is starting to set, and the gap between my hopes for myself and the reality of my life starts to diverge so painfully that I normally end up weeping into a pillow.

每个实验都是与自然的对话，有时自然会对我们耳语它的秘密。

最好的技术是那些隐形的技术。