If you do not believe in your product or service enough to offer it to your own family and friends, then you should question the value of what you are selling.
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About Zig Ziglar
Zig Ziglar was a 20th-century American author, salesman, and motivational speaker. Hilary Hinton "Zig" Ziglar /zɪg 'zɪglər/ was an American author, salesman, and motivational speaker. Read more on Wikipedia →