[invisiblerobot]

It doesn't need to be complicated. Just long.

ie

theuniverseis99%emptyspaceatleastthatswhatiwastaughtbymr.cattoningrade6

easy to remember without paper and uncrackable. Pair it with a yubikey and that's your bitwarden master

[shepherdjerred]

aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa is an equally long password, but much less safe than your example password because my password has far less entropy.