Definition: Literal translation of "good spirit", meaning "human flourishing" or "life well lived".
Insight: Socrates, Plato, Aristotle, Cicero and even Epicurus (usually linked to pleasure) all believed that virtue was important in living a good life.
Reference: Athenian legislator Solon: one cannot say a person is happy until their life came to an end, as happiness means living up to one's potential.
Example: People feel they have more chance of winning the lottery when they pick the numbers.
Insight: Our desire for control is strong, and the feeling is so rewarding which causes many people to act as if they can control the uncontrollable.
Insight: There are many studies that suggest that the feeling of being in control - even if this is an illusion - is beneficial to mental health.