Many people use the wrong spelling for weather and whether. Test yourself on KS3 words beginning at we.
"A friendship can weather most things and thrive in thin soil; but it needs a little mulch of letters and phone calls and small, silly presents every so often - just to save it from drying out completely." - Pam Brown.
Some words in the English language are strange and mysterious. Take the word "mulch", for instance. The quotation above presents a metaphor for friendship by imagining it to be a plant. Friendship, in Brown's imagery, is a hardy plant, requiring not much more than a thin soil to thrive.