David and Goliath: Underdogs, Misfits, and the Art of Battling Giants

Stage three, where extra resources have
no effect on the outcome. And stage four,
in which more resources are
counterproductive. He writes: “We take
a term in house construction—footing—
to label the first stage, and then use the
mnemonic ‘footing, flagging, flat, and
falling.’”
4 A classic inverted-U curve can be
seen in the relationship between alcohol
consumption and health. If you go from
not drinking at all to drinking one glass
of wine a week, you’ll live longer. And
if you drink two glasses a week, you’ll
live a little bit longer, and three glasses
a little bit longer still—all the way up to
about seven glasses a week. (These