It never ceases to amaze me: we all love ourselves more than other people, but care more about their opinion than our own.

Marcus Aurelius (121-180) Roman emperor (161-180), Stoic philosopher
Meditations, Book 12, ch. 4 [tr. Hays (2002)]
    (Source)

Alt. trans.:

• "I have often wondered how each man should love himself more than any other; and yet make less account of his own opinion concerning himself, than of the opinions of others." [tr. Foulis (1742)]
• "I have often wondered, whence it comes to pass, that although every one loves himself more than he does any other man, he should yet pay a greater regard to the opinion of other people concerning him than to his own." [tr. Graves (1792)]
• "I have often wondered how it comes to pass that everybody should love themselves best, and yet value their neighbor's opinion about themselves more than their own." [tr. Collier (rev.)]
• "I have often wondered how it is that every man loves himself more than all the rest of men, but yet sets less value on his own opinion of himself than on the opinion of others." [tr. Long (1862)]
• "How is it that every person loves themselves more than any other person, yet still gives more value to the opinions of others than the opinion they hold of themselves?" [tr. McNeill (2019)]