I created major advocacy organizations for women's entrepreneurship and animal welfare. This is how I did it.

• Wendy Diamond said she has always been an entrepreneur at heart since she was a child.
• She has since built major advocacy organizations for animal welfare and women in business.
• She said the key to her success was consistent positivity and a strong passion for her work.

This as-told-to essay is based on a conversation with Wendy Diamond, the founder of Women's Entrepreneurship Day Organization and Animal Fair Media. It has been edited for length and clarity.

I was always an entrepreneur. In second grade, I was selling bubblegum and pencils.