Mr. Mackay, too, acknowledged the hurdles.
But he acknowledged the hurdles in treating mental illness.
Mr. Sulzberger acknowledged the hurdles The Times must overcome in the minds of many readers, saying he harbored no misconceptions.
Participants acknowledged the hurdles to getting the agreement translated into action — among other things, the United States has not ratified the United Nations Convention on Biodiversity, the underlying treaty.
Mr. Obama acknowledged those hurdles, interrupting his vacation here to praise the rebel advances, even as the fighting continued and the whereabouts of Colonel Qaddafi remained a mystery.
Hollande acknowledged the hurdles he faced: "A massive debt, weak growth, high unemployment, degraded competitiveness and a Europe that is struggling to come out of crisis".
But even with new signs of greater bipartisan open-mindedness on gun control — the House majority leader, Representative Eric Cantor, Republican of Virginia, signaled support on Tuesday for a stronger background check system — lawmakers acknowledged the hurdles they face in getting any bill through both houses of Congress.
But she acknowledged the hurdles: "The big problem is that the current Wikipedia community is what came about by letting things develop naturally — trying to influence it in another direction is no longer the easiest path, and requires conscious effort to change".
While the presentation acknowledged several hurdles that could delay the project up to 12 months, the price of those delays weren't spelled out for financial backers.
He urged a change [in] religious rhetoric," and "a shift in how people are used to their religion," but acknowledged the hurdles and hardship of attaining that feat in the coming years.
Mr. Ackman acknowledged the hurdle he faced, in an interview on the "Charlie Rose" show on Tuesday: "I'm just one member on a board of, today, 11 directors, up until this morning when I stepped off".
