SHAFAQNA – Imam Ali (AS) said: Travelling is the scale of morality . It is also narrated that: Travel has five benefits: removes grief, generates income, increases knowledge, learning/teaching politeness and etiquette and companionship with noble ones .
 Sharhe ibn Abel Hadeed bar Nahjul Balaghah, Vol. 2, page 296.
 Mafatihul Hayat, Page 179, narrated from Mostadrakul Wasael, Vol. 8, Page 115.