To combat feelings of inadequacy or 'drowning,' Brennan used to write down his achievements on index cards. He explains this practice, dating back to around 2006, as a way to remind himself of past successes when self-doubt crept in, acknowledging that even good feelings are temporary and that this is a universal human experience.

Impact: Medium. This practice underscores the psychological tools comedians employ to navigate the inherent insecurity and self-criticism of their profession.

In the source video, this keypoint occurs from 00:06:33 to 00:08:42.

Sources in support: Neal Brennan (Comedian, Writer, Director, Producer)