Hilary Hinton "Zig" Ziglar (November 6, 1926 – November 28, 2012) was an American author, salesman, and motivational speaker.
He inspired many in several ways including his quotes and one which says "You have to start to be great at something." This he meant you don't have to be great to start, but you have to start to be great, which is true. Read more on his website copied below https://en.wikipedia.org/wiki/Zig_Ziglar and also click to view his quotes.