You should try to examine yourself in deep detail, and then you will obtain the greatest benefit, because it is through not examining yourself properly that you go and do or say the wrong thing. If you regularly examine yourself, mistakes, faults, or forgetfulness will gradually become less.

Upasika Kee Nanayon (1901 CE-1978 CE), Upasika Kee Nanayon was a Thai Buddhist upāsikā (devout laywoman), she turned her home into a Samatha-vipassanā Anapanasati meditation centre with her aunt and uncle. She was mostly self-taught, reading the Pali Canon Sutta Piṭaka and other Buddhist texts. Her Dhamma talks and poetry were widely circulated. As word of her spread, she became one of the most popular female Bhāvanā meditation Ajahns in Thailand.