【求助】 I am Very SAD with IDEAS

  
Hi evrybody,
  
Just started to use IDEAS 8.0 in my new job, feel very sad :( .  
  
I use ProE before this, i find IDEAS very slow, still use the old style Boolean Operation. I need help and comment from you all.  
  
How to imoprove my sefl in IDEAS, what is the concept it use, very different from ProE, and i cant catch up with it .
  
What good is IDEAS compare to ProE, i dont see any, please let me know .
  
many thanks, i am serius on this .