Make matters easy (for people) and do not make them difficult, and give people glad tidings and do not repulse them [Al-Bukhari]
"«يَسِّرُوا وَلاَ تُعَسِّرُوا، وَبَشِّرُوا وَلاَ تُنَفِّرُوا». [صحيح.] - [متفق عليه.]"