When your friends know they need to give you special directions in order to meet up with them.

你的朋友都知道给你指路的时候得用特殊的办法，你才能找到他们。

youdao

Others can only give you directions, and can not help you walk, your own way of life, but also need to go.

别人只能给你指路，而不能帮你走路，自己的人生路，还需要自己走。

youdao

They give you the directions you need with plenty of time to make turns and get in the appropriate lane of traffic.

WSJ: Review: iPhone Google Maps lags Android version