For I do not seek to understand in order to believe, but I believe in order to understand. For I believe this: unless I believe, I will not understand.
Hebrews 11:1–16 (ESV) (The people of God living by faith)
11 Now faith is the assurance of things hoped for, the conviction of things not seen. 2 For by it the people of old received their commendation. 3 By faith we understand that the universe was created by the word...