“I do not allow myself to lose my courage under any circumstances. Three conditions for a job worth accomplishing; first to work and to work hard, secondly to cling to it with your whole being, and thirdly to have common sense.” Thomas Edison By E-MotivasyonSuccess Quotes, Hardworking Words, Words of Courage, I, Words of Determination and Perseverance, Personal Development Quotes0 comments ▶Dr. Tayfun Topaloğlu Youtube Instagram: @drtayfuntopaloglu