Vigilance is an absolutely necessity to maintain trim
On a boat
A clear consensus regarding cargo is required of the crew
Taking into account practicality, sentimentality and absolute necessity
"It's that most people assume it's mine!" wails Bossy.
Selfish smiles benignly.
"Can't you keep your Teddy Bear somewhere other than in the wheelhouse?!" she beseeches.
(1) See Selfish Makes a Promise