过去是一个无处不在的阴影。
The past is a shadow that follows us everywhere.
The key to deep learning is to have lots of layers in your neural network.
Success is stumbling from failure to failure with no loss of enthusiasm.
In business, adaptability is just as important as strategy.
物理学家必须拥有生动的想象力，但必须受到严格逻辑的约束。