The middle class does not consider itself free form the concern of putting food on the table.

The first thing to bear in mind (especially if we ourselves belong to the clerico-academic-scientific type, the officially and conventionally “correct” type, “the deadly respectable” type, for which to ignore others is a besetting temptation) is that nothing can be more stupid than to bar out phenomena from our notice, merely because we are incapable of taking part in anything like them ourselves.

As shown in Figure 2, the area with more red color means that the corresponding two relative solvent accessibilities on two aligned proteins have more chance to coappear in the structure alignments […]

I'm scared, I'm just boneless with fright.