Of course, just because someone with great authority and powers of ratiocination says something is going in a certain direction or should go that way is no determinant it will. (theglobeandmail.com)
Democracy is not an abstract concept of the kind that can be set forth mathematically in terms of pure ratiocination. (religion-online.org)
As they finish their first draft, guide them through ratiocination techniques. (edutopia.org)