Our panel of 91 professional philosophers has responded to

284
 questions about 
Mind
117
 questions about 
Children
287
 questions about 
Language
75
 questions about 
Beauty
81
 questions about 
Identity
221
 questions about 
Value
36
 questions about 
Literature
68
 questions about 
Happiness
4
 questions about 
Economics
5
 questions about 
Euthanasia
24
 questions about 
Suicide
282
 questions about 
Knowledge
574
 questions about 
Philosophy
31
 questions about 
Space
51
 questions about 
War
170
 questions about 
Freedom
67
 questions about 
Feminism
70
 questions about 
Truth
58
 questions about 
Abortion
34
 questions about 
Music
80
 questions about 
Death
69
 questions about 
Business
208
 questions about 
Science
77
 questions about 
Emotion
105
 questions about 
Art
110
 questions about 
Animals
154
 questions about 
Sex
96
 questions about 
Time
374
 questions about 
Logic
218
 questions about 
Education
39
 questions about 
Race
54
 questions about 
Medicine
27
 questions about 
Gender
89
 questions about 
Law
2
 questions about 
Culture
392
 questions about 
Religion
134
 questions about 
Love
244
 questions about 
Justice
88
 questions about 
Physics
110
 questions about 
Biology
2
 questions about 
Action
1280
 questions about 
Ethics
151
 questions about 
Existence
124
 questions about 
Profession
58
 questions about 
Punishment
32
 questions about 
Sport
75
 questions about 
Perception
23
 questions about 
History
43
 questions about 
Color

Question of the Day

The syllogism in question is not valid. Nothing logically guarantees that the set of single girls and the set of sad girls overlap. Even if both sets have members, it does not follow that they have any members in common. Compare: Some polygons are squares. Some polygons are triangles. But it is false that some polygons are square triangles.