Full Idea
Inability to lie is far from being love of truth. ....He who cannot lie does not know what truth is.
Gist of Idea
To love truth, you must know how to lie
Source
Friedrich Nietzsche (Thus Spake Zarathustra [1884], 4.13.9)
Book Reference
Nietzsche,Friedrich: 'Thus Spake Zarathustra', ed/tr. Hollingdale,R.J. [Penguin 1969], p.301