Martha Beck

Much protective self-criticism stems from growing up around people who wouldn't or couldn't love you, and it's likely they still can't or won't. In general, however, the more you let go of the tedious delusion of your own unattractiveness, the easier it will be for others to connect with you, and the more accepted you'll feel.

Well the real concept of basic needs if you cut it right down are simply the physical needs that are unavoidable for all of us. So to have enough calories to keep our bodies going. Have shelter from extreme elements. To have water that is safe to drink, So I think that's the core of it.