Back seat is a secondary position, one that is less significant, less responsible.
An airbrushed image is an improved image, one that is retouched, edited or doctored.
Crutch refers to something that is used as a tool for short-term gains.
It is a type of politics that heavily rewards winners, giving little to losers.
Learning any language demands full attention, motivation, focus and most important of all, consistency.
A man of the world is practical and pragmatic, not naively idealistic.
Romney is deemed courageous for sticking to his position in face of criticism.