Egoism vs. Altruism: which principle should guide one's moral choices?

Points of discussion:

• What are the popular definitions of these principles?
• Are these definitions philosophically sound? If not, what would be a philosophically sound definition for each principle?
• Who are the leading philosophic exponents of each principle?
• What moral virtues does each principle imply?
• What political systems does each principle imply?
• Which principle should guide one's moral choices?

We will be meeting at:
Le Pain Quotidien
250 W 55th St between Broadway & 8th Ave.

We'll likely be seated at one of the tables outside, weather permitting.