Possible Clues:

• Newton was to emerge to get into motion
• Mathematician, for example, having come back and cracked theorem (not hard)
• Mathematician type
• Scientist seen to emerge after explosion
• Type of mathematician
• Meet ogre, eccentric mathematician
• One skilled in a branch of mathematics
• Get more excited about Euclid's introduction? One might!
• I need space in which to do some solid study
• One as Euclid, Riemann