▲Quora(380字)学习,是成本最低的投资What is the biggest lesson that life has taught you?Neslihan Yagci, lives in Turkey186k Views · 13k UpvotesMy grandfather, a millionaire, was born in this house that doesn't even have a toilet.My grandfather was born to a very poor family in this small village. In this environment, in very hard conditions, it was not possible to go to a school.But my grandfather was devoted to his dream, engineering. He read tons of books, he studied every day and every night. He spent his years preparing for the university exam.And finally he succeeded. He left the village and went to a university in another city. He is accepted to the engineering department as he wanted. He was still so hard working that he was even studying while the class was taking photograph. (My grandfather is holding the book in front):)After graduating from university, he
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