Who said "Strength is a gift, and you must use it well."?

This quote is attributed to Dickon Sowerby.

Strength is a gift, and you must use it well. - Dickon Sowerby

"Strength is a gift, and you must use it well."

Dickon Sowerby Strength

Character in The Secret Garden

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"Is the spring coming? he said. How do you know?"

"The secret is that I've been here the whole time."

"Magic is in all things."

"The sun falling warm on your face - that is a gift."

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."