Coldplay's Chris Martin 2

Indulgent - do what feels good, do whatever you want, satisfied certain craving or desire;
Tom is an indulgent  person - He is more interested in pleasing himself, less considerate of others feeling
Righteously well-behaved - fake to being well-behaved
Vegan - a person who believes in having a diet where you don't have any animal product
Vegetarian - a person don't eat meat, they will consider milk, seafood, but they don't eat any land animal
Unabashedly - 不害羞地
Abuse - 濫用 drug abuse
Campaign -  traveling around the world to motivate people
Poverty - 貧窮 his family lives below the poverty line
Attribute - 歸因(功)於 he attributed his good health to exercise
The band is bigger than the sum of it's parts