不远千里 without regarding a thousand miles as very distant -- take [go to] the trouble of traveling a long distance; a thousand miles are not considered very far.; make light of traveling a thousand li; make light of travelling from afar; not to fear to go [come] though it were a thousand miles away
为期不远 the day is not too distant when ...; in the near future; the day is in sight.; the day is not far off (when ...); the time set or expected is round the corner.; the time won't be long
殷鉴不远 one need not look far for a lesson.; past examples serving as a warning to later generations are not far to seek.; the former example is before one's eyes