1.   It takes a special strength of character to spend Decades doggedly pursuing a theory that attracts harsh opposition.

2.   He pursued various theories for several days until I suggested we take the toy apart to see how it did work.

3.   But Brawley is wary of pursuing racial theories to solve the breast cancer mystery.

4.   But police never really pursued the theory, he said, after Simpson was identified as a suspect.

5.   But the task force pursued the theory that such actions could be part of a wider conspiracy in which Torricelli was involved.

6.   Heath, a Department of Veterans Affairs psychologist, sees no harm in asking questions or pursuing theories.

7.   In a recent interview, Griliches said he did not pursue theory for its own sake.

8.   Investigators are pursuing the theory that the modus operandi was the same here.

9.   Powell, however, pursues his theory that his patient is an earthling blocking a traumatic past.

10.   She was pursuing a theory that the agent known to suppress tumor growth in these cells might also control an angiogenesis inhibitor protein.