Do not underestimate the determination of a quiet man. [Shortly before resigning Party leadership] View quotes by Iain Duncan Smith
A common mistake that people make when trying to design something completely foolproof is to underestimate the ingenuity of complete fools. View quotes by Douglas Adams
Once you have mastered time, you will understand how true it is that most people overestimate what they can accomplish in a year - and underestimate what they can achieve in a decade! View quotes by Anthony Robbins
