A country without literature is a country without a voice.

书籍是灵魂的镜子。

It's on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.

I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.

大国政治的悲剧在于，即使是善意的国家也被迫采取可能导致冲突和战争的行为。