All architecture is shelter, all great architecture is the design of space that contains, cuddles, exalts, or stimulates the persons in that space.
Failure in the lab is not the end - it's just another data point.
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt, and the profoundest wisdom to know when it ought to be resisted, and when it be obeyed.