未来的无人机将像今天的智能手机一样普及。

I believe in pink. I believe that laughing is the best calorie burner. I believe in kissing, kissing a lot. I believe in being strong when everything seems to be going wrong. I believe that happy girls are the prettiest girls. I believe that tomorrow is another day and I believe in miracles.

You can't cross the sea merely by standing and staring at the water.

我们都在阴沟里，但仍有人仰望星空。

效率是工程师的第一美德。