Friedrich August Von Hayek said this quote

The mind cannot foresee its own advance.

~ Friedrich August Von Hayek

It seems to me that socialists today can preserve their position in academic economics merely by the pretense that the differences are entirely moral questions about which science cannot decide.

~ Friedrich August Von Hayek

The credit which the apparent conformity with recognized scientific standards can gain for seemingly simple but false theories may, as the present instance shows, have grave consequences.

~ Friedrich August Von Hayek

This means that to entrust to science - or to deliberate control according to scientific principles - more than scientific method can achieve may have deplorable effects.

~ Friedrich August Von Hayek