Truth is born into this world only with pangs and tribulations, and every fresh truth is received unwillingly.

Truth is born into this world only with pangs and tribulations, and every fresh truth is received unwillingly.

真理生在这个世界上，只有痛苦和磨难，每一个新鲜的真理都是不情愿接受的。

-- Alfred Russel Wallace 华莱士