Optimal experience is thus something that we make happen. For a child, it could be placing with trembling fingers the last block on a tower she has built, higher than any she has built so far; for a swimmer, it could be trying to beat his own record; for a violinist, mastering an intricate musical passage.
Slangisanakirja
sheeferi / sheefferi: saks paimenkoira : Mun faijal oli sheefferi ku se oli snadi.
sheeffi: esimies / johtaja
sheeffi: johtaja : Se o joku sheeffi olikse Nokial vai Soneras…