This world is filled with ups and downs. Take turns lending a helping hand in times of need. That's as it should be.

毫无疑问：计算机处理数字-而不是符号。我们通过对活动进行数字化的程度来衡量我们的理解（和控制）。

Cloud computing and big data are the foundation of artificial intelligence development.

解释：说同样的话，由于说话的人不同，人们心中的看法也会随之改变。

Every book is a journey, and every journey is a book.

你越了解自己，就越能对他人所见保持耐心。