句子使用not because but because结构，清晰表达真正原因和对比关系。
A proud person's end is always ruin through pride. — Shakespeare
Integrity is necessary, but pride must be avoided. Without integrity, one is base; with pride, one cannot be a gentleman. — Zhang Chao
Pride: A terrifying trap.
To show off one's knowledge is to be blind to the light. — Franklin
Pride and inferiority both reflect the weakness of the soul. — Spinoza
People make mistakes not because they lack understanding, but because they believe they know everything. — Rousseau
Pride is not hard to satisfy; it is content with even the slightest benefit. — Johnson
Pride is the conviction of one's own excellence in a specific aspect. — Schopenhauer
Pride is the enemy of contentment. — Fuller
Pride always finds a reason for itself, even when it has abandoned vanity. — Dante
一个骄傲的人，结果总是在骄傲中毁灭了自己。——莎士比亚
傲骨不可无，傲心不可有。无傲骨则近于鄙夫，有傲心不得为君子。——张潮
骄傲：一座可怕的陷阱
炫耀自己的知识就等于看不见光明。——富兰克林
骄傲与自卑都表示心灵的软弱无力。——斯宾诺莎
人之所以犯错误，不是因为他们不懂，而是因为他们自以为什么都懂。——卢梭
骄傲是不难满足的，它只要有很微薄的好处便会沾沾自喜。——约翰逊
骄傲是自己对自身在某特殊方面有卓越价值的确信。——叔本华
骄傲是知足的死敌。——富勒
骄傲总是能找到骄傲的理由，甚至在它放弃虚荣的时候。——但丁
"We are defeated by ourselves far more often than by others."
"We often find endless excuses to travel far away, but can distance truly save us?"
"Do not blame others for disappointing you; blame yourself for having too high expectations."
"Using others as a mirror means learning to reflect, introspect, and motivate oneself."
"We often believe ourselves to be noble, just, or kind."