Mahan banne ki kala

Dale Carnegie (Nov. 24,1888 - Nov. 1,1955) was an American writer and lecturer, and the developer of courses in self-Improvement, Salesmanship, Corporate training, Public speaking, and Internal personal skills. One of the core ideas in his books is that it is possible to change other people's behaviour by changing one's behaviour towards them. All of his books are international best seller. "Keep your mind open to change all the time. Welcome it. Count it. It is only be examining and reexamining your opinions and ideas that you can progress." —Dale Carnegie