If you ask me what I came into this life to do， I will tell you: I came to live out loud. 

技术推动天文学的进步，更好的仪器带来更深刻的见解。

"The role of a leader is to create an environment where people can do their best work."

"If liberty means anything at all, it means the right to tell people what they do not want to hear."

要理解一个句子的意义，我们必须考虑说话者的意图和话语的背景。