Adverb
Used literally: what distance. (This entry is a translation hub.)
To what extent.
Source: en.wiktionary.orgOnly those who will risk going too far can possibly find out how far one can go. T. S. Eliot
Tact in audacity is knowing how far you can go without going too far. Jean Cocteau
A modern democracy is a tyranny whose borders are undefined; one discovers how far one can go only by traveling in a straight line until one is stopped. Norman Mailer
No matter how far you have gone on a wrong road, turn back. Turkish Proverb
The man being carried does not realize how far away the town really is. Nigerian Proverb
He who is carried on another's back does not appreciate how far off the town is. African Proverb