Related:

• Solution: A more subtle problem.
• Subtle as a well-thrown brick.
• You're about as subtle as a tank.
• I do hate sums. There is no greater mistake than to call arithmetic an exact science.
  There are permutations and aberrations discernible to minds entirely noble like mine...
• I do hate sums. There is no greater mistake than to call arithmetic an exact science.
  There are permutations and aberrations discernible to minds entirely noble like mine...
• If you have an important point to make, don't try to be subtle or clever.
  Use a pile driver. Hit the point once. Then come back and hit it again....
• cray instability: n. A shortcoming of a program or algorithm that manifests itself only when a large problem is being run on a powerful machine (see {cray}).
  Generally more subtle than bugs that can be detected in smaller problems running on a workstation or mini....