How to Cultivate Trustworthiness?

I think self-knowledge is important, like knowing what you can do and what's going to be harder for you. I think another thing that can help us towards trustworthiness is to try and be explicit about when we're taking on new commitments and when we're not. Being in challenging or difficult social circumstances can actually make it harder for people to be trustworthy if they are at the bottom of the social heap.