/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: tuanpham362 https://cdn.slidesharecdn.com/profile-photo-tuanpham362-48x48.jpg?cb=1523462439 N畉�u b畉�n ��達 x但y l但u ����i tr棚n kh担ng,c担ng tr狸nh c畛�a b畉�n kh担ng h畉�n ��達 m畉�t;��坦 l�� n董i ch炭ng thu畛�c v畛�,gi畛� h達y x但y n畛�n m坦ng cho ch炭ng. ---Henry David Thoreau, Walden