Extend alms with sincerity, although you do not expect a reply but automatically Allah SWT will reward you and automatically also the person we give will reply to a minimum with thanks and a sincere smile. Behind the gratitude and sincere smile is actually stored enormous energy that will at any time bias to our lives.
Companions, actually Alms should not be sincere, when placed in the context of learning and the growth of the soul of affection. The term is Learning by doing. If you wait for sincere, we may not even give alms at all. Precisely because it can not sincerely, so often alms.
Not sincere because not familiar and still calculation usually. The use of course logic brain, but God if to give no benefit counts. The wherewashed a little back can be many, especially if alms a lot.