Full Idea
The champions of truth are hardest to find, not when it is dangerous to tell it, but rather when it is boring.
Gist of Idea
Truth finds fewest champions not when it is dangerous, but when it is boring
Source
Friedrich Nietzsche (Human, All Too Human [1878], 506)
Book Reference
Nietzsche,Friedrich: 'Human, All Too Human', ed/tr. Faber,Marion [Penguin 1994], p.237