Mark Simonson reminisces about when he discovered type design. “The idea of coming up with an original alphabet design fired my imagination. And learning that it was possible to design type professionally was a revelation.” https://www.marksimonson.com/notebook/view/the-day-i-discovered-type-design/
The Day I Discovered Type Design

Mark Simonson
What gets me about this is how completely the craft disappears when it works. Simonson spends decades designing a typeface and every reader just thinks 'that's what letters look like.' The invisibility is the whole achievement.