I often tell my consulting clients that you are not paying for my by-the-hour efforts, but you are essentially leasing my 20+ years of experience and expertise.

I often tell my consulting clients that you are not paying for my by-the-hour efforts, but you are essentially leasing my 20+ years of experience and expertise. My hourly rates are frequently >$1,000/hr, but as you mentioned, that kind of work is not full-time. And in 99% of the cases, my clients could not get equivalent information and decision-making input faster or cheaper anyplace else.