It is indeed difficult to prove climato-sceptics wrong without referring to obscure science work.

FORBES: Local Warming

It is indeed difficult to know a priori what will resonate in the market.

FORBES: Can You Succeed Through Serendipity?

It is difficult indeed to find a telecom firm that is not suffering these days, and they all want Congress and the FCC to feel their pain.

FORBES: Magazine Article

It is a most intense world indeed that a hard drinker builds around himself, and it is difficult for him not to assume that everyone else in the place is involved with it.

NEWYORKER: Fjord of Killary

As you can see from this article, they are indeed everywhere and it is becoming more and more difficult to avoid these pesky critters.

FORBES: Bed Bugs In Taxis?! New Bed Bug Report (Summer Camps and Hospitals, Too)

Indeed, it is far more difficult, as well as more costly, to manage retirement funds spread across multiple accounts than funds held in a single account.

FORBES: An End to 401(k)s (February 1, 2002)