Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: 'It is not uncommon for #people to spend their whole life waiting to start living.' ~ Eckhart Tolle #happiness #live
This tweet contains emotions: 
joy, optimism