A man can fail many times, but he isn't a failure until hebegins ... Health is the thing that makes you feel that now is the best time of the year. 健康是这样一个东西,它使你感到现在是一年中最好的时光。 A man needs a purpose ...
discovered this pattern on a 14th century madrassa.在一所14世纪的伊斯兰学校中 现了这个图案。 And after some analysis, concluded that this was, in fact, Penrose tiling 500 years before ...