|Do not speak unless such speech improves on silence (Hulpy Carmen Haessler/Flickr.com)|
Sometimes language gets in the way and increases misunderstanding.
On various occasions when asked by Ananda why he did not answer a brahmin or ascetic, the Buddha explained. It was a linguistic or logical trap; to give any answer would only confuse the questioner who was holding detrimental assumptions.
The kindest thing to do in such cases, even if it made the Buddha look bad or angered his would-be debaters, was to maintain noble silence. (This sometimes served to bring the interlocutor around to seeing the shortsightedness of those assumptions).
On another occasion, the Buddha was unable to reconcile two disputing factions of Buddhist monastics. Rather than argue with them, he simply retreated into the Parileyyka Forest. This eventually brought them to their senses.
Buddhas only point the way