"Expect the worst, hope for the best, and bear whatever happens."—English.
It's gude to hae friends baith in heaven and in hell.
It's gude to hae your cog out when it rains kail.
That is, it is good to take advantage of any opportunities of benefit or advancement which may come in our way: to "make hay while the sun shines."
It's gude to nip the briar in the bud.
It's hard baith to hae and want.
It's hard for a greedy ee to hae a leal heart.
Or for a covetous person to be honest.
It's hard for an auld mare to leave aff flinging.
It's hard to be poor and leal.