'There may be some, perhaps - I don't know that there are - who abuse his kindness,' said Mr. Wickfield. 'Never be one of those, Trotwood, in anything. He is the least suspicious of mankind; and whether that's a merit, or whether it's a blemish, it deserves consideration in all dealings with the Doctor, great or small.
Charles Dickens (2001). “David Copperfield”, p.115, Broadview Press