通过文学，我们可以更好地理解他人和我们自己。
A través de la literatura, podemos entender mejor a los demás y a nosotros mismos.
Natural gas will play a critical role in the energy mix as we move toward a lower-carbon future.
The most important thing in mathematics is to have a good intuition.
绿色低碳发展不是选择题，而是必答题。
The writer must be able to superintend himself and criticize himself.