The purpose of mental activity is to guide action.
心理活动的目的是引导行为。
If I have seen further, it is by standing on the shoulders of giants.
The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.
I think the reason why I am who I am today is because I went through those tough times when I was younger.
人性既不是完全善良，也不是完全邪恶，而是两者兼有。