1. Certainty: assurance you can avoid pain and gain pleasure
2. Uncertainty/Variety: the need for the unknown, change, new stimuli
3. Significance: feeling unique, important, special or needed
4. Connection/Love: a strong feeling of closeness or union with someone or something
5. Growth: an expansion of capacity, capability or understanding
6. Contribution: a sense of service and focus on helping, giving to and supporting others
Credit: Tony Robbins