鸟有巢,蜘蛛有网,人有友谊。
世界需要可靠的能源,而煤炭仍然在其中发挥着关键作用。
The only thing that is truly valuable is the time you spend with people you love.
Every action should follow morality and justice.
In the realm of algorithms, efficiency and elegance are not mutually exclusive but are often two sides of the same coin.