Beauty's witching sway is now to me a star that's fallen-a dream that's passed away.

For there no yew nor cypress spread their glom But roses blossom'd each rustic tomb.

Tomorrow let us do or die!

Ye are brothers! ye are men! And we conquer but to save.

Fundamental assumptions in general and scientific assumptions in particular are so hard to overturn because they are based on belief. Beliefs are so hard to overcome because they are irrational and therefore do not yield to logical argument.

The proud, the cold untroubled heart of stone, that never mused on sorrow but its own.

Your belief systems limit your reality to a sub-set of the solution space that does not contain the answer.