No one puts new wine into old wineskins, else the new wine bursts the wineskins, and the wine spills, and the wineskins will be ruined. The new wine must be put into new wineskins.

But when the fruit has been brought out, immediately he puts in the sickle, because the harvest has come.

And learn the parable of the fig-tree: when her branch is still tender and puts out leaves, you know that summer is near.