Honesty is being truthful and sincere. It is important because it builds trust. When people are honest, they can be relied on not to lie, cheat, or steal. Being honest means that you accept yourself as who you are. When you are open and trustworthy, others can believe in you.
Consideration is being thoughtful of other people and their feelings. You consider how your actions affect them. You pay careful attention to what others like and don't like, and do things that give them happiness.