Growth for the sake of growth is the ideology of the cancer cell.
— Edward Abbey

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.
Maya Angelou cancer quote

Depression can seem worse than terminal cancer, because most cancer patients feel loved and they have hope and self-esteem.
— David D. Burns

Suspicion is the cancer of friendship.
— Francesco Petrarch

Activating oxygen can produce compounds called radicals that put oxidative stress on cells. Such stress could ultimately lead to cancer and other diseases.
— cancer quotation by John Simon