Rephrase the following sentences using no more than 4 words including the one in the brackets.
1) I live only a short walk from here so it isn't a good idea to take a taxi. (worth)
I live only a short walk from here so it isn't ... .
2) I didn't follow your advice and I regret it. (only)
If ... your advice!

1) I live only a short walk from here so it isn't worth taking a taxi.2) If only I followed your advice!