Complexity is easy; simplicity is hard.
宇宙充满了奥秘,这正是让科学家保持动力的原因。
做出伟大工作的唯一途径是热爱你所做的事情。
我感激每一刻,每一次经历。
The only way to change behavior is through manipulation of reinforcement contingencies.
我不为花言巧语所惑,行动才见真章。