Trust comes from asking good questions, consistent behavior and keeping your commitments. The second is empathy. This relates to how much you really care. It does not matter what level of education a person has they seem to know if another person is real or not. Most decisions are made from an emotional frame of reference.
Emotions are the trigger in the decision making process.
Emotions and feelings are not right or wrong. Feelings are based on past experiences. The good news is that feelings can change when a person goes through new experiences. Your questions can be powerful. The way you use questions is important.