Meditations by Marcus Aurelius Book 5 Page 5

V. No man can admire thee for thy sharp acute language, such is thy natural disability that way. Be it so: yet there be many other good things, for the want of which thou canst not plead the want or natural ability.

Let them be seen in thee, which depend wholly from thee; sincerity, gravity, laboriousness, contempt of pleasures; be not querulous, be Content with little, be kind, be free; avoid all superfluity, all vain prattling; be magnanimous. Doest not thou perceive, how many things there be, which notwithstanding any pretence of natural indisposition and unfitness, thou mightest have performed and exhibited, and yet still thou doest voluntarily continue drooping downwards? Or wilt thou say that it is through defect of thy natural constitution, that thou art constrained to murmur, to be base and wretched to flatter;