Monika Rumbach
@monrum
„If you can't explain it simply, you don't understand it well enough.“ Albert Einstein
ID: 284902474
20-04-2011 05:11:08
837 Tweet
11 Takipçi
879 Takip Edilen
@monrum
„If you can't explain it simply, you don't understand it well enough.“ Albert Einstein
ID: 284902474
20-04-2011 05:11:08
837 Tweet
11 Takipçi
879 Takip Edilen