insightful

adj.	1.	having intellectual depth; having or showing an exceptional degree of insight{2}; - of people or their comments.
	2.	characterized by sympathetic understanding.
	3.	having a keen intellect.

Adj.

1.

insightful - exhibiting insight or clear and deep perception; "an insightful parent"; "the chapter is insightful and suggestive of new perspectives"-R.C.Angell

all-knowing, apperceptive, appercipient, apprehending, apprehensive, astute, aware, cognizant, comprehending, conscious, discerning, discriminating, gnostic, intelligent, judicious, knowing, knowledgeable, mindful, omniscient, penetrating, perceptive, percipient, perspicacious, prehensile, sagacious, sage, sensible, shrewd, sophic, understanding, wise