Suspicion is the cancer of friendship- Francesco PetrarcaFriendship Quotes ๐ฏ Spread the love Suspicion is the cancer of friendship. Francesco Petrarca Friendship Quotes Spread the love Explore Awesome ๐ Quotes By โ Francesco PetrarcaRelated AuthorCharles Kingsley Helen Fisher Ron Ben-Israel Sadhu T. L. Vaswani Sri Sri Ravi ShankarRelated TopicFriendship