The Messenger of Allah (may peace he upon him) has been reported by Anas b. Malik to have said: Show leniency; do not be hard; give solace and do not create aversion.

The Messenger of Allah (may peace he upon him) has been reported by Anas b. Malik to have said: Show leniency; do not be hard; give solace and do not create aversion.
Source: HOTD