He should use all the faculties God has given him for the acquisition of truth, believing nothing without valid and sufficient reason.

If his heart is pure, and his mind free from prejudice, the earnest seeker will not fail to recognize the Divine Glory in whatsoever temple it may become manifest.
Baha'u'llah further declares:-- Man should know his own self, and know those things that lead to loftiness or to baseness, to shame or to honor, to wealth or to poverty .-- Tablet of Tarazat.
The source of all learning is the knowledge of God, exalted be His Glory! and this cannot be attained save through the knowledge of His divine Manifestation .-- Words of Wisdom.
The Manifestation is the Perfect Man, the great Exemplar for Mankind, the First Fruit of the tree of humanity.

Until we know Him we do not know the latent possibilities within ourselves.

Christ tells us to consider the lilies how they grow, and declares that Solomon in all his glory was not arrayed like one of these.

The lily grows from a very unattractive-looking bulb.