Bhagavad Gita 6.44
Unconsciously, he will return to the practices of his old life; thus, one who strives to attain spiritual consciousness is certainly superior to one who merely talks about it.
पूर्वाभ्यासेन तेनैव ह्रियते ह्यवशोऽपि सः।
जिज्ञासुरपि योगस्य शब्दब्रह्मातिवर्तते॥pūrvābhyāsena tenaiva hriyate hyavaśo'pi saḥ|
jijñāsurapi yogasya śabdabrahmātivartate||
English translation (above): Shri Purohit Swami (1935), public domain. Sanskrit text via github.com/gita/gita (Unlicense).