---
title: "3 Human Cancer Quotes by 3 authors"
description: "Browse 3 Human Cancer quotes by 3 authors. Discover the best Human Cancer sayings and thoughts."
image: "https://sms4smile.com/quotes/i/f32/t-colin-campbell-5387_animal_no-chemical-carcinogen-is-nearly-so-impo_255802.png"
---

> [No chemical carcinogen is nearly so important in causing human cancer as animal protein.](https://sms4smile.com/quotes/t-colin-campbell/no-chemical-carcinogen-is-nearly-so-important-in-causing-human-cancer/)

[T. Colin Campbell](https://sms4smile.com/quotes/author/t-colin-campbell/)

[Image](https://sms4smile.com/quotes/i/f32/t-colin-campbell-5387_animal_no-chemical-carcinogen-is-nearly-so-impo_255802.png)

> [In retrospect, I have devoted my scientific life mainly to the question to what extent infectious agents contribute to human cancer, trusting…](https://sms4smile.com/quotes/harald-zur-hausen/in-retrospect-i-have-devoted-my-scientific-life-mainly-to-the/)

[Harald zur Hausen](https://sms4smile.com/quotes/author/harald-zur-hausen/)

[Image](https://sms4smile.com/quotes/i/7ca/harald-zur-hausen-45354_cancer_in-retrospect-i-have-devoted-my-scientif_457169.jpg)

> [If I were going to put my money on it, I would bet that by 2050—hopefully earlier—we’ll have found that more than…](https://sms4smile.com/quotes/paul-w-ewald/if-i-were-going-to-put-my-money-on-it-i-would-bet-that-by-2050/)

[Paul W. Ewald](https://sms4smile.com/quotes/author/paul-w-ewald/)

[Image](https://sms4smile.com/quotes/i/ec9/paul-w-ewald-86046_cancer_if-i-were-going-to-put-my-money-on-it-i_1421647.png)

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