Doubts and fears come from low self-confidence, low self-esteem, lack of knowledge, lack of trust in you, lack of exposure. When fear or doubt sets in, belief is shaken. This is followed by failure, then discouragement. Discouragement paralyzes the will to do something and the strength to carry out. Discouragement is a murderer for it kills strength, vision and confidence. Always analyze the reasons or the bases behind someone’s advice. Is it out of fear or doubt?