I venture to say you will be ready many times to give up in despair, so far-reaching is the thought, so labyrinthed the consequences, but you will also be more ready to see the beauty and perfection of this course as it stands to-day.
Source: wiktionary
The mental shock, added to the defective mental endowment, results in a sort of psychic entanglement; the lines of psychological association become raveled, trammeled up, snared and labyrinthed, and often it is a task of great difficulty to trace the associational chain to the point of trouble, bring the knot to the surface and untangle it.
Source: wiktionary