在计算学习领域，关键不仅在于学习，而在于高效地学习。
In the realm of computational learning, the key is not just to learn, but to learn efficiently.
The key to success in machine learning is not just the algorithm, but the data.
化学的美妙之处在于它无处不在——你只需要去发现它。
"To write is to confront the unknown within ourselves."
The key to successful trading is to know when to buy and when to sell.