You don't teach because you can't do. You teach because you can't bear to watch others struggle alone.
When Facebook acquired Instagram it paid $33 per user. When it acquired Whatsapp it paid $42 per user. #zuckflation
The best thing you can do for your startup is force constraints. It makes you make the hard choices (rather than having them made for you).
Your angel and seed investors can be worth 10x more in knowledge than money. Especially in the early days of discovery and learning.