Considering that they resorted to Einstein, it is important to keep in mind he also wrote at the time a peaceful and modest lifestyle provides extra joy than the usual pursuit of good results sure with continual unrest⁵. - فكرة أن الشبيه يأتي بشبيهه سواء من خير أو شر وأن https://www.youtube.com/watch?v=dDU2ccHcBbU