The environmental movement is almost completely sidelined by a recalcitrant and increasingly conservative Republican Party and, we must admit, a public concerned more with daily economic necessities than long-term ecological challenges.
As well as Gatland's worry for the well-being of the British and Irish Lion, who has scored 22 tries in 49 Tests for Wales, the coach has admitted a "selfish" concern that North is fit and available for the 2015 World Cup.
He admits to a concern that the party is still "too extreme"as a result of its shady past: "They used to have some very bad people and a lot of them quit, but maybe a few are still left".
A bad start can happen, although that is now three in a row for Hamilton and two consecutively for both Mercedes, which team boss Toto Wolff admitted was a concern.
Pirelli was caught in the middle, impaled on its own refusal to admit there was a concern - which was a PR problem in itself, of course.
"And to prove it, here's my ASCII picture of a car": More seriously, he admits, "a rather different issue concerns the objectivity of evaluating artworks".
In addressing the men, she dispelled their fears pre-suasively: first acknowledging their concern by admitting a weakness, which established her honesty for whatever she said next, and then following it with a strength that demolished the weakness.
Kibugu admits it's a concern.
Although admitting this is a concern, little is offered in how to rectify the problem.
Prof Colin Riordan, vice-chancellor of Cardiff University, admits this is a concern, though he says universities like his should partner with English institutions to stem gaps.
The Legal Education and Training Review final report published in June 2013 says: "Inevitably, some will spend considerable sums in pursuit of a career that they are never likely to achieve". Although admitting this is a concern, little is offered in how to rectify the problem.
