model- modified model- solidified model

Man tries to understand the universeand the society in which he lives. With available dataa he buildsa model. gradually when more and more data is available he modifies/ improves hs model.At some staages his model starts getting solidified into a die He has no more an open mind. He thinks he has found the ultimate truth.
Actually he is tired. He rejects data that does not fit his model. He is no longer a seeker.
He is now a missionary
Self doubt is not a weekness. It is the attribute of a seeker