智者在自己的心灵中寻找幸福，愚者则在外部追逐。
The wise seek happiness within their own souls, while fools search outside.
向新能源汽车的转变不仅是一种趋势，而且是可持续未来的必要条件。
Law is not a system of rules, but a union of primary and secondary rules.
"A good picture book is like a good joke - it needs perfect timing."
To have a confident attitude, please learn to learn you do not have to learn the knowledge.