We have a difficult enough time proving (even with witnesses) beyond the shadow of a doubt in courts what a person is guilty (or not guilty) of... last week, last month, last year. (religion.blogs.cnn.com)
``... They have a difficult enough time getting money from riders, toll payers and politicians, why give it up?» (nystateofpolitics.com)
Most people have a difficult enough time dealing with the volatility of a 60/40 portfolio. (moneysense.ca)