YES red (NT, Bible)
NOT KNOW yellow (2twins Who? agnosticism)
NEED green (Quran)
NO blue (OT, Bible)
Existence: To be or not to be? Flying operations task: To bee or not to bee?
What happens if a helicopter doesn’t have enough in the tank? = No; 0 * NEED ( petrol )
Th. Statistics { 1 1 1 1 2 1 1 1 1 2 1 1 1 } What can happen if you remove doors on a helicopter (such as US Viet 1972 Saigon) to a substructure under-construction (< less than) where parts are missing?