We left no paintings on cave walls for anyone to speculate on thousands of years later.

She later speculated, "I always raced so hard that maybe it contributed to damaging my heart.

They later speculated that the young woman knew her attacker, and had perhaps met him on the Internet.

Other friends later speculated that she did not want to go out with someone chosen for her by her pushy mother.

He later speculated that all human beings are on the road to enlightenment via a process of mental evolution.

Perhaps because we were at the epicenter of the blast, a friend later speculated.

He later speculated that she did what they had done-got a room at the hotel under another name and used the stairs.

Waitkus's son later speculated that his father may have "thought he had a hot honey on the line."

Grant later speculated that this transformation would be detectable within stories he'd written.

No specific reason was given for this, but Gray later speculated it may have been due to his sexuality.