The silence between them was heavy, filled with unspoken words and unresolved emotions.
他们之间的沉默很沉重，充满了未说出口的话和未解决的情感。
Technology must ultimately serve people and improve the quality of human life.
We are all born with a certain inheritance of time, and we must learn to spend it wisely.
我对人类的状况感兴趣，对活着的意义感兴趣，对存在的本质感兴趣。
我们存在，只为改变世界。