Claiming we may never fully understand phenomena differs from claiming they can never be explained physically, and the explanatory gap is narrowing daily.

Evidence

Mysterianism lite (Nature Neuroscience)

corroborated: 2 independent passages support this claim
XREF: connects to: Life is full of unfathomable mysteries that elude understanding. — Crews, Harry, A childhood the biography of a place, 374; We exist neither in closed horizons nor within a horizon that is unique; we must reject both the assumption of absolute knowledge and the assumption of objectivity. — Fusion of horizons; Human knowledge fails to answer life’s fundamental questions. — Leo Tolstoy, A Confession, 64 (+2 more)

Humans, like every other animal, are not smart enough to understand all of nature’s laws, and unknowable unknowns may vastly exceed what we can ever know. (similarity 0.82)
We exist neither in closed horizons nor within a horizon that is unique; we must reject both the assumption of absolute knowledge and the assumption of objectivity. (similarity 0.82)
The pursuit of understanding is an end in itself, and the horizon of knowledge always eludes us. (similarity 0.80)
Humans claim understanding only by tracing phenomena back to something inexplicable (similarity 0.80)
New mysterianism proposes that the hard problem of consciousness cannot be resolved by humans. (similarity 0.79)
Colin McGinn argues consciousness is a mystery that human intelligence will never unravel, as the hard problem of qualia cannot be resolved by humans. (similarity 0.78)
Before modern science, the world was unfathomable and inexplicable, but science has shown that nature is logical and comprehensible. (similarity 0.78)
Science has failed to adequately answer how human consciousness developed or what it actually is. (similarity 0.78)