唯一真正的爱是对真理的爱。

You can't control everything in life, but you can control how you react to it.

解释：美色各不相同，看起来都很美好；动听的乐声各不相同，听起来都很快意。

我经常练习来提高我的技能。

Sustainability isn't an option; it's a responsibility.

Nothing is more precious than independence and freedom.

国际法的发展是一个不断适应国际社会变化需求的持续过程。