| Essentially, |
| Oddly enough, |
| Of primary concern is that |
| Primarily, |
| That's just the point. |
| The (main) point is that |
| The interesting thing is that |
| The main reason we need to do X is |
| The real issue here is that |
| The significant thing is that |
| What we have to realize is that |
| What we have to remember is that |